<https://www.canonrumors.com/forum/threads/sony-a7iii-and-the-tamron-28-75.36495/>
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"My first-hand experience is that the picture quality is indistinguishable from the Canon 5D4 and the 24-70 L.\nThere is a lot more that can be dug out of the shadows in the Sony RAWs. The eye focus is magical when it works.\nYou can charge it..."
<https://www.canonrumors.com/forum/threads/sony-a7iii-and-the-tamron-28-75.36495/#post-757334>